Move HTML to Markdown library to Composer

[friendica.git] / include / salmon.php

diff --git a/include/salmon.php b/include/salmon.php
index 8341b902a7a874b3db3e140d32478bda9b564962..2b583347042e24cc8d26dca3868eb8f7ac2054f5 100644 (file)
--- a/include/salmon.php
+++ b/include/salmon.php
@@ -24,23 +24,24 @@ function get_salmon_key($uri,$keyhash) {
        // We have found at least one key URL
        // If it's inline, parse it - otherwise get the key
 
-       if(count($ret)) {
-               for($x = 0; $x < count($ret); $x ++) {
-                       if(substr($ret[$x],0,5) === 'data:') {
-                               if(strstr($ret[$x],','))
+       if (count($ret) > 0) {
+               for ($x = 0; $x < count($ret); $x ++) {
+                       if (substr($ret[$x],0,5) === 'data:') {
+                               if (strstr($ret[$x],',')) {
                                        $ret[$x] = substr($ret[$x],strpos($ret[$x],',')+1);
-                               else
+                               } else {
                                        $ret[$x] = substr($ret[$x],5);
-                       }
-                       else
+                               }
+                       } elseif (normalise_link($ret[$x]) == 'http://') {
                                $ret[$x] = fetch_url($ret[$x]);
+                       }
                }
        }
 
 
        logger('Key located: ' . print_r($ret,true));
 
-       if(count($ret) == 1) {
+       if (count($ret) == 1) {
 
                // We only found one one key so we don't care if the hash matches.
                // If it's the wrong key we'll find out soon enough because
@@ -51,10 +52,11 @@ function get_salmon_key($uri,$keyhash) {
                return $ret[0];
        }
        else {
-               foreach($ret as $a) {
+               foreach ($ret as $a) {
                        $hash = base64url_encode(hash('sha256',$a));
-                       if($hash == $keyhash)
+                       if ($hash == $keyhash) {
                                return $a;
+                       }
                }
        }